OrderedDictionaryTKey, TValueContainsKey Method

Determines whether the OrderedDictionaryTKey, TValue contains the specified key as an O(1) operation.

Namespace: GSF.Collections
Assembly: GSF.Core (in GSF.Core.dll) Version: 2.4.181-beta

Syntax

public bool ContainsKey(
	TKey key
)

Public Function ContainsKey ( 
	key As TKey
) As Boolean

public:
virtual bool ContainsKey(
	TKey key
) sealed

abstract ContainsKey : 
        key : 'TKey -> bool 
override ContainsKey : 
        key : 'TKey -> bool

function ContainsKey(key);

Boolean
true if the OrderedDictionaryTKey, TValue contains an element with the specified key; otherwise, false.

Exceptions

Exception	Condition
ArgumentNullException	key is null.